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Input: ads7846 - enable pendown GPIO debounce time setting

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Some platforms need the pendown GPIO debounce time setting programmed.
Since the pendown GPIO is handled by the driver, the debounce time
should also be handled along with the pendown GPIO request.

Signed-off-by: Igor Grinberg <grinberg@compulab.co.il>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
This commit is contained in:
Igor Grinberg 2012-11-20 23:00:10 -08:00 • committed by Dmitry Torokhov
commit c4f4925439
2 changed files with 8 additions and 3 deletions
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5
include/linux/spi/ads7846.h
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@ -46,8 +46,9 @@ struct ads7846_platform_data {
u16 debounce_rep; /* additional consecutive good readings
* required after the first two */
int gpio_pendown; /* the GPIO used to decide the pendown
* state if get_pendown_state == NULL
*/
* state if get_pendown_state == NULL */
int gpio_pendown_debounce; /* platform specific debounce time for
* the gpio_pendown */
int (*get_pendown_state)(void);
int (*filter_init) (const struct ads7846_platform_data *pdata,
void **filter_data);